Ender 3 5015 Cooling Duct for Stock Mount

This Ender 3 5015 fan system is straight to the point and very effective. Don't let it's tiny size fool you. This is a very effective part cooling duct. It is still a work in progress however the design as it is right now works perfectly. I have been using this fan exclusively over both the Hero Me and the Petsfang/Bullseye fan systems for about 3 months now. I will be uploading a short video I recorded to YouTube that shows the accuracy of the fan ducts in action, but for now just look at the s